/Engine/Source/Developer/AnimationDataController/Public/AnimDataController.h
Duplicated the curve with the identifier. Broadcasts a EAnimDataModelNotifyType::CurveAdded notify if successful.
Whether or not the curve was successfully duplicated
virtual bool DuplicateCurve ( const [FAnimationCurveIdentifier](API\Runtime\Engine\Animation\AnimData\FAnimationCurveIdentifier) & CopyCurveId, const [FAnimationCurveIdentifier](API\Runtime\Engine\Animation\AnimData\FAnimationCurveIdentifier) & NewCurveId, bool bShouldTransact )